Credit: Deanne Fitzmaurice/National Geographic Image Collection/Alamy Our universe began with a bang—a bigbang. The explosion stretched the very fabric of spacetime, sending superheated matter ...
After decades of study, scientists sound genuinely optimistic about the possibility of detecting primordial black holes, which might explain dark matter.
Cosmology in the 1960s In the mid-20th century, cosmology was an emerging discipline, grappling with two competing theories: the BigBang theory and the steady-state model. The BigBang ...
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